Inventor - Inventor is a 3D CAD software that lets you quickly create 3D models with embedded intelligence, intuitive workflows, and optimized performance.
midas Gen - Structural Analysis and Design
IronCAD - IronCAD is intuitive 3D CAD software that increases efficiency and can be used standalone or to complement an existing design environment.
STAAD.Pro - Structural Analysis and Design.
Ayam - Ayam is a free 3D modelling environment for the RenderMan interface, distributed under the BSD...
SkyCiv Structural 3D - SkyCiv Structural 3D is a powerful structural analysis and design software on the cloud.